
3L05-1 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $16.67 | Condition is New, Emerson 3L05-1 Adjustable Snap Disc Fan Control Thermostat, FREE SHIPPING | 99.5% |
![]() | $13.99 | Condition is New, Emerson WR 3L05-1 Adjustable Snap Disc Limit Control CNT01745 135degF-175, shipping cost = $5.40 | 99.8% |
![]() | $14.99 | Condition is New, Emerson Adjustable Reset 3L05-1 Snap-Disc Limit Control, shipping cost = $5.40 | 99.8% |
![]() | $27.00 | Condition is New, Lot of 7 Emerson WR 3L05-1 Adjustable Snap Disc Limit Control CNT01745 135-175, FREE SHIPPING | 98.4% |
![]() | $29.32 | Condition is New, Emerson Climate-White-Rodgers 3L05-1 "135/175F Limit "135/175F Limit, FREE SHIPPING | 98.6% |
![]() | $19.99 | Condition is New, Emerson 3F05-1 & 3LO5-1-Adjustable Snap Disc Fan Controls-Close & Open On Rise, shipping cost = $19.96 | 99.7% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $22.26 | Top Pick! Condition is New – Open box, EMERSON 3L05-1 / 3L051 (NEW IN BOX), shipping cost = $12.90 | 99.7% |

The Emerson 3L05-1 Snap Disc Limiting Control is a versatile and reliable automatic process control valve designed for various applications in industries such as oil and gas, power generation, and chemicals. This valve is specifically engineered to provide precise flow control and limit flow to a predetermined level, ensuring optimal process performance and reducing the risk of overpressure or overfilling situations.
The valve body is constructed from cast iron or ductile iron, providing robustness and durability against harsh process conditions. The valve seat is made from a hard-wearing material such as bronze or stainless steel, offering excellent wear resistance and ensuring long-lasting performance.
The Emerson 3L05-1 Snap Disc Limiting Control features a snap-action disc design, which quickly and accurately responds to changes in flow or pressure. The disc is actuated by a diaphragm or pneumatic actuator, which provides a linear motion to the valve stem, resulting in precise control and minimal hysteresis.
The control valve comes equipped with a positioner, which continuously monitors the valve position and adjusts the actuator to maintain the desired flow rate or pressure setpoint. The positioner can be set up in either proportional or manual mode, depending on the specific application requirements.
Additionally, the valve is available in various configurations, such as top-entry or bottom-entry, and can be supplied with a range of actuators, including pneumatic, electric, or hydraulic, to accommodate different process conditions and power sources.
In summary, the Emerson 3L05-1 Snap Disc Limiting Control is a high-performance automatic process control valve that offers precise flow control and limit flow capabilities. Its rugged construction, snap-action disc design, and advanced positioner technology make it an ideal solution for a wide range of applications in various industries.
A Detailed Analysis of buying a Emerson 3L05-1 Snap Disc Limit Control
Introduction:The Emerson 3L05-1 Snap Disc Limit Control is a popular automation solution designed for various industries, including water and wastewater, power generation, and oil and gas. This control helps maintain process variables within desired limits, ensuring optimal performance and safety. In this analysis, we will discuss the pros and cons of purchasing a Emerson 3L05-1 Snap Disc Limit Control to help potential buyers make an informed decision.
Pros:1. Versatility: The Emerson 3L05-1 Snap Disc Limit Control can be used in various process control applications, making it a versatile choice for a wide range of industries.
2. Easy Installation: The snap-action design allows for quick and easy installation, reducing downtime and allowing users to get their systems up and running efficiently.
3. Durability: Emerson is known for its high-quality products, and the 3L05-1 Snap Disc Limit Control is no exception. It is built to withstand harsh environments and demanding applications.
4. Accuracy: The control offers high accuracy, ensuring that process variables remain within desired limits, leading to improved process efficiency and product quality.
5. Reliability: With a long service life and robust design, users can rely on the 3L05-1 Snap Disc Limit Control to provide consistent and reliable performance over an extended period.
Cons:1. Cost: The Emerson 3L05-1 Snap Disc Limit Control may be more expensive than some other limit control solutions on the market.
2. Limited Configuration Options: While the control offers a range of features, some users may require more advanced configuration options, which may not be available with this model.
3. Manual Adjustments: The control requires manual adjustments to set limits, which can be time-consuming and labor-intensive for larger systems or frequent adjustments.
Conclusion:The Emerson 3L05-1 Snap Disc Limit Control is a high-quality, versatile, and reliable solution for process control applications. Its durability, accuracy, and easy installation make it an excellent choice for industries where consistent and efficient process performance is essential. However, its higher cost and limited configuration options may be a drawback for some buyers. Ultimately, the decision to purchase the Emerson 3L05-1 Snap Disc Limit Control depends on the specific needs and budget of the user.
Recommendation:If process control accuracy, reliability, and ease of installation are top priorities, and the budget permits, the Emerson 3L05-1 Snap Disc Limit Control is an excellent choice. For those with more advanced configuration requirements or cost constraints, alternative solutions may be worth exploring. Carefully evaluating the specific needs of the application and the available options can lead to the most cost-effective and efficient solution.
Details:
Brand name: Emerson. Global trade identification number: 76. Specification met: rhos. Controller type: manual.
Temperature control type: manual. Manufacturer: Emerson climate technologies. Is discontinued by manufacturer: no.
Shape: rectangular. Emerson 3L05-1 adjustable snap disc limit control: brand. Adjustable limit control allows you to set the temperature point match your specific needs. voltage : 24 volts .
Control method: touch. Batteries included?: no. Specific uses for product: air conditioner, furnace, heat pump. Connector type: quick connect, screw.
Batteries required ?: no. Back light: no. Included components: thermostat, tab-to-screw terminals. Includes thermostat and tab-to-screw terminals.
specifications indusswitch:
- brand: Emerson
- mpn: 3l05-1
- part type: Disc Control
- upc: 641945975215
- gtin: 00786710002076
offer indusswitch:
- options: ship-to-home
- availability: in stock
- prices: $13.99–$29.32
- item condition:
- New
- New – Open box
- sold #: 13
- started: september 24, 2025
- in stock #: 5
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Limit Snap Action Switches
payments indusswitch:
- credit card: visa
- wallet: google-pay
- other
returns indusswitch:
- time: 30 days
- method: money back
- policy: returns accepted
- paid by: buyer
seller indusswitch:
- rating: 99.1%
- # reviews: 426
- city: san bernardino, ca
shipping indusswitch:
- transit: 3-6 days
- service: expedited
- type: fixed
- class: expedited






